Each grinder comes with a complimentary grinder pouch and pollen scraper. This grinder has a Teflon O ring that makes grinding easy, with no metal shavings GUARANTEED! THERE IS NO OTHER GRINDER LIKE THIS ONE! Designed by highly sophisticated CNC machines...which utilize the latest technology in processing and shaping aluminum. CNC aluminum that is extremely durable and strong. The grinder has a clear top so you can see your herbs being grounded. Two neodymyum magnets are used to keep a nice and tight closure. This grinder has four chambers, CNC diamond cut razor sharp teeth to grind with efficiency and ease. This is the best grinder for catching and storing pollen. The micro mesh screen allows only pollen to fall through into the fourth chamber. Best selling grinder available, because of it's size, quality and durability and great price! CNC engineered Wave style teeth Four piece design Magnetic top Scraper Pollen screen Cloth pouch No refunds, returns, or exchanges, all sales are final. We will replace any defective items with a new one. SmokeaCali 106 E 17TH ST UNIT #11 LOS ANGELES CA. 90015 www.smokeacali.com